The phrase "a useful representation" is correct and usable in written English.
It can be used when describing something that effectively illustrates or conveys information in a helpful manner.
Example: "The chart provides a useful representation of the data trends over the past year."
Alternatives: "an effective depiction" or "a helpful illustration".
"Angle Sensitive Pixels are a novel class of image sensors that capture angular information about the 4D light field, a useful representation of light used in computer graphics and computational photography, and that is not captured by conventional CMOS image sensors," said Suren Jayasuriya, a Cornell ECE Ph.D. student who co-authored the paper.
This is a useful representation to remind us that some of these technologies have a little bit further to go before they get to a level where they see wider adoption.
Multi-perspective images are a useful representation of extended, roughly planar scenes such as landscapes or city blocks.
This provides a useful representation language in its own right, providing a compromise between heuristic and epistemic adequacy.
ElemNet is evidently able to learn a useful representation of materials, given its strong prediction scores in the ten-fold cross validation and the hold-out tests.
Instead, it can give a deaf person a useful representation of sounds in the environment and help him or her to understand speech.
In all of these cases, the described segmentation method is an essential step in transforming a raw OCT scan into a clinically useful representation of the data.
"This is all selective, it's all being done to clean up the list, to make the list a more useful representation of the threat".
2. Trees are a natural, useful representation of evolving molecules (genes).
This grid provides a simple but useful representation of a real, national-scale EP system for which (proprietary) data are available to us[4].
From the point of view of DA, such a theory is merely an interesting, and perhaps useful, representation of the real facts: and it's a mistake to take every feature of a representation to correspond to something in reality.
